Calculate the directional cosine cosβ of the vector < 3, 6, 1 >. Round your answer to the nearest hundredths. 2. Calculate the work done by the constant force F = 3i + 7j + 9k as it moves the object from point (1,1,1) to point (5,7,7). 3. Calculate the angle in degrees between two unit vectors u and v where their dot product is 0.414. Round your answer to the nearest hundredths.
Calculate the directional cosine cosβ of the vector < 3, 6, 1 >. Round your answer to the nearest hundredths. 2. Calculate the work done by the constant force F = 3i + 7j + 9k as it moves the object from point (1,1,1) to point (5,7,7). 3. Calculate the angle in degrees between two unit vectors u and v where their dot product is 0.414. Round your answer to the nearest hundredths.
Calculate the directional cosine cosβ of the vector < 3, 6, 1 >. Round your answer to the nearest hundredths. 2. Calculate the work done by the constant force F = 3i + 7j + 9k as it moves the object from point (1,1,1) to point (5,7,7). 3. Calculate the angle in degrees between two unit vectors u and v where their dot product is 0.414. Round your answer to the nearest hundredths.
1. Calculate the directional cosine cosβ of the vector < 3, 6, 1 >. Round your answer to the nearest hundredths.
2. Calculate the work done by the constant force F = 3i + 7j + 9k as it moves the object from point (1,1,1) to point (5,7,7).
3. Calculate the angle in degrees between two unit vectorsu and v where their dot product is 0.414. Round your answer to the nearest hundredths.
Quantities that have magnitude and direction but not position. Some examples of vectors are velocity, displacement, acceleration, and force. They are sometimes called Euclidean or spatial vectors.
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